/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicMeshChangeTracker.h
Construct a change object that represents the delta between the Begin and End states
[TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FDynamicMeshChange](API\Runtime\GeometryCore\DynamicMesh\FDynamicMeshChange) > EndChange()